ἐνοχλέω, ἐνόχλω; (present passive participle ἐνοχλουμενος); (ὀχλέω, from ὄχλος a crowd, annoyance); in the classics from Aristophanes, Xenophon, Plato on; to excite disturbance, to trouble, annoy, (ἐν, in a person); in Greek writings followed by both τινα and τίνι; passive with ἀπότίνος, Luke 6:18TTrWH; absolutely of the growth of a poisonous plant, figuratively representing the man who corrupts the faith, piety, character, of the Christian church: Hebrews 12:15 from Deuteronomy 29:18 after manuscript Alex. which gives ἐνοχλῇ for ἐνχολή, which agreeably to the Hebrew text is the reading of Vat. (Genesis 48:1; 1 Samuel 19:14, etc.) (Compare: παρενοχλέω.)

Strong's Exhaustive Concordance

trouble.

From en and ochleo; to crowd in, i.e. (figuratively) to annoy -- trouble.